♣ 【3 Color Temperature】This professional clip on reading light has 3 color modes, 3000K warm light, 4500K warm-white light and 6500k cool light. Clip on headboard and switch it on soft warm light, it is the perfect bed light for bed reading. As the USB desk lamp, adjust it on daylight, ideal for studying and night work, computer lighting. Need light to see tiny things clearly? You will find out cool light (6500K) would be very useful. ♣ 【10 Brightness Levels & 8 Watt】This clip lamp features stepless dimming, 10 brightness levels for each color mode, total 10x3=30 illumination modes, it can even be as bedside lamp. You will find this clip light a great convenience to use, "+" and "-" control brightness up and down, "M" adjusts color temperature modes.This clip on bedside light sources are 40 eye-care LED beads, ideal for book reading on bed, no blue light hazard, no flickering, no dizzy light, no shadow, reducing eye fatigue. ♣【2.4 Inches Clamp Width & Flexible Gooseneck】The metal clip of this table lamp has the advantages of large clamping width, sturdy clamping force, it can tightly clip on any boards thickness within 2.4 inches such as office desk, headboard, bedstead etc. Strong clamping force, but no scratches will be left for having the foam pad. The clamp lamp arm is made by metal silicone tube, it is easy to twist the gooseneck without any noise and set the right angle and hold position firmly. ♣ 【2 Meters USB Cord & CE Certified AC Adapter Included】This desk lamp can be as a make up light, its USB cord is 78.7 inches, length enough to connect it to the wall socket and read in bed, it comes with one UL Listed AC adapter, the original high quality adapter saves your worry, the USB interface is compatible with all USB charger,such as computer, laptop, phone charger etc. ♣【You Will Love Our Best Selling Clip Light And Outstanding Customer Service】 30-day money back guarantee and 2-Year Warranty, with our amazing clip on desk light, its either you're satisfied or you get your money back, this is because we place a premium on customer satisfaction.